Sort, edit, enhance and share your photographs for free, with Google Picasa - Supplemental Tutorial - The Picasa Photo Viewer

When Google Picasa is first installed, the program offers to install and activate the Picasa Photo Viewer. If you opted to do this, every time you click on a photograph in Windows Explorer, it will open with the Picasa Photo Viewer.

If you decide you want to disable or enable the Picasa Photo Viewer at any time, follow these two easy steps. Firstly, start Google Picasa. Then open the Tools menu and choose "Configure Photo Viewer..."

The Photo Viewer Configuration window will now be displayed, as shown in the window below:-

To disable the photo viewer, simply click the button labelled "Don't use Picasa Photo Viewer". To enable the viewer, click the button labelled "Use Picasa Photo Viewer as the default viewer for these file types:".

You can also optionally choose which types of picture open with the Picasa Photo Viewer. Simply tick/check the formats you want the viewer to open and leave the other formats deselected.